Domains with DNS TXT v=spf1 a mx include:_spf.hostnet.nl include:_spf.mailgun.org include:spf.mandrillapp.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.hostnet.nl include:_spf.mailgun.org include:spf.mandrillapp.com ~all.